“We feel there is a social imperative and joy in publishing one’s own daily KWH (kilowatts per hour),” says the company on its blog. “By sharing these numbers on a service like Twitter, users can compete for the lowest numbers and also see how they’re doing compared to their friends and followers.”

But to go beyond that, DIYers have devised their own homebrew solution. And driving their interest are modules available for hobbyists from companies such as Adafruit and ioBridge.

The wall wort that powers this amusing contraption is a waste of energy. Huh? I like the idea but come on people. I can walk miles on the power that I get from eating a sandwich. How about a sandwich powered arduino?